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Heart|Lab Grown|IGI

1.33ct E IF Heart Lab Grown Diamond

ID • E/IF • IGI LG589310549

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG589310549

Diamond specifications and retailer prices

From $580 NZD
As of November 4, 2026
Save $3,216 NZD (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,796 NZD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.33ct lab-grown heart diamond

This 1.33ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG589310549 or 589310549. Listed at 19 retailers as of November 4, 2026, with prices from $580 to $3,796, a $3,216 spread on the same certified stone. Brilliant Earth lists it at $3,796. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589310549
Dimensions6.99 × 7.54 × 4.48 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.99 mm7.54 mm1.33 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589310549
Side View
Table 59.0%Crown 34.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,796 NZD|Low: $557 NZD|High: $3,796 NZD|Avg: $1,546 NZD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 5, 2026
Retailer 17$580 NZD
Retailer 5$672 NZD
Retailer 3$720 NZD
Retailer 6$720 NZD
Retailer 15$967 NZD
Retailer 14$993 NZD
Retailer 12$1,150 NZD
Retailer 7$1,162 NZD
Retailer 11$1,240 NZD
Retailer 2$1,274 NZD
Retailer 8$1,696 NZD
Retailer 16$1,730 NZD
Retailer 10$1,769 NZD
Retailer 4$2,313 NZD
Retailer 9$2,837 NZD
Retailer 13$2,899 NZD
Brilliant Earth$3,796 NZD

42 data points across 17 retailers

19 retailers$580 NZD to $3,796 NZD

A
Cheapest Retailer
-
$580 NZD
A
Retailer 2
-
$648 NZD
View
Final sale: no returns
A
Retailer 3
-
$672 NZD
View
Retailer 4
-
$720 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$720 NZD
View
A
Retailer 6
-
$967 NZD
View
A
Retailer 7
-
$993 NZD
View
A
Retailer 8
-
$1,150 NZD
View
A
Retailer 9
-
$1,162 NZD
View
A
Retailer 10
-
$1,240 NZD
View
A
Retailer 11
-
$1,274 NZD
View
B+
Retailer 12
-
$1,696 NZD
View
B+
Retailer 13
-
$1,730 NZD
View
B+
Retailer 14
-
$1,769 NZD
View
B+
Retailer 15
-
$2,313 NZD
View
B+
Retailer 16
-
$2,391 NZD
View
B
Retailer 17
-
$2,837 NZD
View
Retailer 18
-
$2,899 NZD
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
14093094A · Nov 4
$3,796 NZD
$2,140 USD
View
18 more retailers have this diamond
Prices start from $580 NZDSave up to $3,216 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.33ct Heart
$580 NZD